Thursday
Mostly sunny
High:
65°F
Mostly sunny, with a high near 65. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Fullerton, CA Weather - Tomorrow’s Forecast
Thursday Night
Partly cloudy
Overnight low:
47°F
Partly cloudy, with a low around 47. Northwest wind 5 to 10 mph becoming east after midnight.